4-Ethoxybenzenesulfonyl chloride

4-Ethoxybenzenesulfonyl chloride (CAS 1132-17-8) is a pharmaceutical-grade intermediate manufactured directly by Shanghai Sunway Pharmaceutical Technology Co., Ltd., produced to in-house standards at 95% and 97% purity grades. It is sold globally across North America, Europe, Asia, the Middle East, and Africa, though samples are not currently provided.